Home / 26,947,387.80-40,426,986.60-13,307,068.80

Finding the Fourth Proportional to 26,947,387.80, 40,426,986.60 and 13,307,068.80

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Solution

The fourth proportional to 26,947,387.80, 40,426,986.60 and 13,307,068.80 is: 19,963,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947,387.80 : 40,426,986.60 = 13,307,068.80 : x
  2. Step 2: Convert to fraction form
    26,947,387.80/40,426,986.60 = 13,307,068.80/x
  3. Step 3: Cross multiply
    26,947,387.80x = 40,426,986.60 × 13,307,068.80
  4. Step 4: Simplify right side
    26,947,387.80x = 537,964,692,062,878.12
  5. Step 5: Solve for x
    x = 537,964,692,062,878.12/26,947,387.80
  6. Step 6: Final answer
    x = 19,963,519.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.